[INFO] fetching crate tag_index 0.8.0...
[INFO] building tag_index-0.8.0 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate tag_index 0.8.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate tag_index 0.8.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate tag_index 0.8.0
[INFO] tweaked toml for crates.io crate tag_index 0.8.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate tag_index 0.8.0 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate tag_index 0.8.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded statslicer v0.9.0
[INFO] [stderr]   Downloaded arrrg v0.8.0
[INFO] [stderr]   Downloaded getopts v0.2.23
[INFO] [stderr]   Downloaded prototk_derive v0.13.0
[INFO] [stderr]   Downloaded arrrg_derive v0.8.0
[INFO] [stderr]   Downloaded sig_fig_histogram v0.6.0
[INFO] [stderr]   Downloaded zerror v0.8.0
[INFO] [stderr]   Downloaded listfree v0.7.0
[INFO] [stderr]   Downloaded derive_util v0.5.0
[INFO] [stderr]   Downloaded guacamole v0.14.0
[INFO] [stderr]   Downloaded prototk v0.13.0
[INFO] [stderr]   Downloaded buffertk v0.13.0
[INFO] [stderr]   Downloaded scrunch v0.9.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3c0af1996604e72e4abe498cffebeba60aa3f39ed38957de388e61f45cacf098
[INFO] running `Command { std: "docker" "start" "-a" "3c0af1996604e72e4abe498cffebeba60aa3f39ed38957de388e61f45cacf098", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c0af1996604e72e4abe498cffebeba60aa3f39ed38957de388e61f45cacf098", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c0af1996604e72e4abe498cffebeba60aa3f39ed38957de388e61f45cacf098", kill_on_drop: false }`
[INFO] [stdout] 3c0af1996604e72e4abe498cffebeba60aa3f39ed38957de388e61f45cacf098
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f248a2ee4fcd3c8bda60164ad23fc5df28c41fbf3aa6b86f04e2ba73e18e98aa
[INFO] running `Command { std: "docker" "start" "-a" "f248a2ee4fcd3c8bda60164ad23fc5df28c41fbf3aa6b86f04e2ba73e18e98aa", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling buffertk v0.13.0
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling zerror v0.8.0
[INFO] [stderr]    Compiling listfree v0.7.0
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling prototk_derive v0.13.0
[INFO] [stderr]    Compiling prototk v0.13.0
[INFO] [stderr]    Compiling scrunch v0.9.0
[INFO] [stderr]    Compiling tag_index v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.19s
[INFO] running `Command { std: "docker" "inspect" "f248a2ee4fcd3c8bda60164ad23fc5df28c41fbf3aa6b86f04e2ba73e18e98aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f248a2ee4fcd3c8bda60164ad23fc5df28c41fbf3aa6b86f04e2ba73e18e98aa", kill_on_drop: false }`
[INFO] [stdout] f248a2ee4fcd3c8bda60164ad23fc5df28c41fbf3aa6b86f04e2ba73e18e98aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c268b2f64f6438c453419d94c8a3d3849d38df608f66c5edb6b665847af2744c
[INFO] running `Command { std: "docker" "start" "-a" "c268b2f64f6438c453419d94c8a3d3849d38df608f66c5edb6b665847af2744c", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-width v0.2.1
[INFO] [stderr]    Compiling sig_fig_histogram v0.6.0
[INFO] [stderr]    Compiling derive_util v0.5.0
[INFO] [stderr]    Compiling arrrg_derive v0.8.0
[INFO] [stderr]    Compiling getopts v0.2.23
[INFO] [stderr]    Compiling arrrg v0.8.0
[INFO] [stderr]    Compiling guacamole v0.14.0
[INFO] [stderr]    Compiling statslicer v0.9.0
[INFO] [stderr]    Compiling tag_index v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.64s
[INFO] running `Command { std: "docker" "inspect" "c268b2f64f6438c453419d94c8a3d3849d38df608f66c5edb6b665847af2744c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c268b2f64f6438c453419d94c8a3d3849d38df608f66c5edb6b665847af2744c", kill_on_drop: false }`
[INFO] [stdout] c268b2f64f6438c453419d94c8a3d3849d38df608f66c5edb6b665847af2744c